>> science. >> science! a mexican in science? yeah, good for you, honey, a rare bird. john: criticized for strict rules. >> you were in trouble, weren't you, boy? >> they want us to succeed. >> he had to do pushups. >> you try hard. >> the other school, we didn't have homework, just a page of homework, but here we have six subjects of homework, and the teachers were nicer than here, and here, they are meaner. john: meaner, and yet no student was expelled since the school began in 2000. no way! >> i love fools, the kids who get in trouble because you can take a kid who is acting like a fool or gets in trouble, and use them as an example. it's -- john: a 6th grade student acts out in class sits on the floor in app 8th grade class. >> yes, that's true. embarrassment keeps kids in line. whether we like it or not. >> at my old school, it was games. here, it's running for ten minutes or running around the block. john: you fire people at your schools. >> they should be. john: you fired a teacher after one day. >> she was incompetent. john: you could tell in one day? >> yes, s